Costas arrays such that the corresponding permutation is connected.

Terms

a(0) =1a(1) =1a(2) =2a(3) =6a(4) =26a(5) =80a(6) =152a(7) =348a(8) =628a(9) =1868a(10) =3870a(11) =7014a(12) =11788a(13) =15746a(14) =18388a(15) =19820a(16) =17218a(17) =14344a(18) =9844a(19) =6238a(20) =3430a(21) =1968a(22) =814a(23) =184a(24) =84a(25) =52a(26) =190a(27) =656a(28) =132